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Finding the Third Proportional to 42,920,260 and 93,156,872

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Solution

The third proportional to 42,920,260 and 93,156,872 is: 202,193,621.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    42,920,260 : 93,156,872 = 93,156,872 : x
  2. Step 2: Convert to fraction form
    42,920,260/93,156,872 = 93,156,872/x
  3. Step 3: Cross multiply
    42,920,260x = 93,156,872 × 93,156,872
  4. Step 4: Simplify right side
    42,920,260x = 8,678,202,800,824,384
  5. Step 5: Solve for x
    x = 8,678,202,800,824,384/42,920,260
  6. Step 6: Final answer
    x = 202,193,621.40

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These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.